我需要一支软铅笔芯的铅笔。
Many transistors are smaller than the eraser on the end of a lead pencil.
很多晶体管都比铅笔头上的橡皮还要小。
Pieces of bread were used to erase lead pencil before rubber came into use.
在橡皮擦使用之前，人们用一片面包来擦铅笔字。
The lead pencil is one of the most used pieces of merchandise in the world.
铅笔是这个世界上使用的最多的商品之一。在所有的书写工具中，它最简单，最方便，最便宜。
The main products are: all kinds of black lead pencil, color lead pencil, craft pen, a special pencil.
主要产品有：各种黑芯铅笔、彩芯铅笔、工艺笔、特殊铅笔。
The main products are black lead pencil, colored pencils, pad printing pencil, laser pencil, rolling gold pencil and other products.
产品主要有黑芯铅笔、彩色铅笔、移印铅笔、镭射铅笔、滚金铅笔等产品。
Vugular pore openings are frequently as large as an ordinary lead pencil and are usually attributed to leaching of the rock subsequent to deposition.
空孔穴开孔通常与一支普通的铅笔一样粗，这是由于沉积后岩石的侵析作用造成的。
He grabbed a pencil, and the lead immediately broke.
他抓起一支铅笔，铅笔芯立刻就断了。
The lead broke on this pencil, so I have to sharpen it.
这支铅笔的笔芯断了，所以我只好削尖它。
A discovery made from pencil lead is promising to change the future of the electronics industry.
科学家一项从铅笔芯中作出的发现，势必将改变电子产业的未来。
He found inspiration in an unlikely place: the physics of condensed matter, including the material of the moment - pencil lead.
他从一个不太可能的地方找到灵感：凝聚态物理，包括之前提到的材料——铅笔芯。
Layers of graphene make up the graphite found in pencil lead.
铅笔芯里的石墨就是由多层石墨烯组成的。
Structurally, the appendix is isolated from the rest of the gut, with an opening smaller than a pencil lead, protected from the fecal stream that might be carrying pathogens.
从构造上看，阑尾位于盲肠的末端，不与其他部分连结。 它有一个比铅笔心还细的开口，防止了可能携带病原菌的废物流入其中。
Physicists struggling to reconcile gravity with quantum mechanics have hailed a theory - inspired by pencil lead - that could make it all very simple.
纠结于融合引力和量子力学的物理学家们正向着一个受到铅笔芯启发的理论欢呼雀跃，这个理论可以很简单地让他们取得成功。
Disconnect the other wire from the bulb holder , and clip the loose end to the lead of the pencil.
将另外那条电线连接灯泡底座那端移开，然后夹到铅笔的「铅」上。
Emma was quite eager to see this superior treasure. It was the end of an old pencil, - the part without any lead.
爱玛急于要看看那件更珍贵的宝贝。那是一个旧铅笔头，里面却没有笔芯。
Do you think pencil lead will wash out of this white shirt?
你认为铅笔痕能从这件白衬衫上洗去吗？
铅笔芯用完了。
Health professionals currently lead the main box and pencil lead.
公司目前主要专业生铅芯盒和铅笔芯。
Each one was grooved to half the thickness of a pencil lead. Two slats were glued together with the lead between.
每一根木条中开了一条只有铅笔直径一半宽的槽，两个木条用胶粘合在一起，铅笔芯置于两个木条中间。
After many wasted lead fragments and a bent barrel, the pencil was ripped out of my hand, and I was scolded for not valuing goods.
当我浪费了很多笔芯后，并把笔桶弄弯了后，铅笔从我手中被拿走了，而且我被指责不珍惜物品。
我需要一支软铅笔芯的铅笔。
铅笔芯断了。
The graphite needed to make pencil lead was found mostly in England and Prussia.
而制造铅笔芯的石墨，多数产于英国和普鲁士。
I need a pencil with a soft lead.
我要一枝笔芯柔软的铅笔。
The " lead " of a pencil is made of carbon , coal is made of carbon , and so are diamonds .
铅笔中的“铅芯”是碳组成的，煤是碳组成的，钻石也是由碳组成的。
Pencil raw material mainly has the lead penstock needed materials, graphite lead raw material, color lead raw material and the outward appearance decoration needed materials and so on.
铅笔原料主要有铅笔杆用料、石墨铅芯原料、颜色铅芯原料和外观装饰用料等。 铅笔杆用料主要包括木材和胶合剂。
Pencil raw material mainly has the lead penstock needed materials, graphite lead raw material, color lead raw material and the outward appearance decoration needed materials and so on.
铅笔原料主要有铅笔杆用料、石墨铅芯原料、颜色铅芯原料和外观装饰用料等。 铅笔杆用料主要包括木材和胶合剂。
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